Pith Number

pith:3U4XK42U

pith:2021:3U4XK42U564MA5MD64UIVELCB4

not attested not anchored not stored refs pending

Inferring halo masses with Graph Neural Networks

Daniel Angl\'es-Alc\'azar, David N. Spergel, Desika Narayanan, Federico Marinacci, Francisco Villaescusa-Navarro, Lars Hernquist, Mark Vogelsberger, Pablo Villanueva-Domingo, Romeel Dave, Shy Genel

arxiv:2111.08683 v2 · 2021-11-16 · astro-ph.CO · astro-ph.GA · astro-ph.IM · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3U4XK42U564MA5MD64UIVELCB4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T05:40:04.620716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd39757354efb8c07583f7288a91620f145d2494589c05035622d5905382868f

Aliases

arxiv: 2111.08683 · arxiv_version: 2111.08683v2 · doi: 10.48550/arxiv.2111.08683 · pith_short_12: 3U4XK42U564M · pith_short_16: 3U4XK42U564MA5MD · pith_short_8: 3U4XK42U

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/3U4XK42U564MA5MD64UIVELCB4 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: dd39757354efb8c07583f7288a91620f145d2494589c05035622d5905382868f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd5b32c4aa8d053d0ac42e188d025a02a1f89974943b035630a08f0656ed1382",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.IM",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-11-16T18:37:53Z",
    "title_canon_sha256": "c1dde1245250118dd072dae76ace04a2f5b05e3a1e71be750fd470c6d1fab166"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.08683",
    "kind": "arxiv",
    "version": 2
  }
}